nng_req_open − create req socket
#include
<nng/nng.h>
#include <nng/protocol/reqrep0/req.h>
int nng_req0_open(nng_socket *s);
int nng_req0_open_raw(nng_socket *s);
The nng_req0_open() function creates a req version 0 socket and returns it at the location pointed to by s.
The nng_req0_open_raw() function creates a req version 0 socket in raw mode and returns it at the location pointed to by s.
These functions return 0 on success, and non−zero otherwise.
NNG_ENOMEM
Insufficient memory is available.
NNG_ENOTSUP
The protocol is not supported.
nng_options(5), nng_socket(5), nng_rep(7), nng_req(7), nng(7)